297833120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 788243400

約数和(自身を除く): 490410280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 149, 155, 160, 208, 248, 260, 298, 310, 403, 416, 496, 520, 596, 620, 745, 806, 961, 992, 1040, 1192, 1240, 1490, 1612, 1922, 1937, 2015, 2080, 2384, 2480, 2980, 3224, 3844, 3874, 4030, 4619, 4768, 4805, 4960, 5960, 6448, 7688, 7748, 8060, 9238, 9610, 9685, 11920, 12493, 12896, 15376, 15496, 16120, 18476, 19220, 19370, 23095, 23840, 24986, 30752, 30992, 32240, 36952, 38440, 38740, 46190, 49972, 60047, 61984, 62465, 64480, 73904, 76880, 77480, 92380, 99944, 120094, 124930, 143189, 147808, 153760, 154960, 184760, 199888, 240188, 249860, 286378, 300235, 309920, 369520, 399776, 480376, 499720, 572756, 600470, 715945, 739040, 960752, 999440, 1145512, 1200940, 1431890, 1861457, 1921504, 1998880, 2291024, 2401880, 2863780, 3722914, 4582048, 4803760, 5727560, 7445828, 9307285, 9607520, 11455120, 14891656, 18614570, 22910240, 29783312, 37229140, 59566624, 74458280, 148916560, 297833120]

約数ペア:

[(1, 297833120), (2, 148916560), (4, 74458280), (5, 59566624), (8, 37229140), (10, 29783312), (13, 22910240), (16, 18614570), (20, 14891656), (26, 11455120), (31, 9607520), (32, 9307285), (40, 7445828), (52, 5727560), (62, 4803760), (65, 4582048), (80, 3722914), (104, 2863780), (124, 2401880), (130, 2291024), (149, 1998880), (155, 1921504), (160, 1861457), (208, 1431890), (248, 1200940), (260, 1145512), (298, 999440), (310, 960752), (403, 739040), (416, 715945), (496, 600470), (520, 572756), (596, 499720), (620, 480376), (745, 399776), (806, 369520), (961, 309920), (992, 300235), (1040, 286378), (1192, 249860), (1240, 240188), (1490, 199888), (1612, 184760), (1922, 154960), (1937, 153760), (2015, 147808), (2080, 143189), (2384, 124930), (2480, 120094), (2980, 99944), (3224, 92380), (3844, 77480), (3874, 76880), (4030, 73904), (4619, 64480), (4768, 62465), (4805, 61984), (4960, 60047), (5960, 49972), (6448, 46190), (7688, 38740), (7748, 38440), (8060, 36952), (9238, 32240), (9610, 30992), (9685, 30752), (11920, 24986), (12493, 23840), (12896, 23095), (15376, 19370), (15496, 19220), (16120, 18476)]